def test_two_cash_drawer_ports():
# since ESC/Bematech command set supports up to 2 ports
printer = MP4200TH(pytest.FakeDevice(),
{feature.CASHDRAWER_AVAILABLE_PORTS: 2})
printer.kick_drawer(port=1) # default duration should be 200ms (0xC8)
assert printer.device.write_buffer == '\x1B\x80\xC8'
def test_with_more_cash_drawer_ports_than_escbematech_supports():
# although we set available cash ports to three ports, ESC/Bematech
# command set only supports two ports
printer = MP4200TH(pytest.FakeDevice(),
{feature.CASHDRAWER_AVAILABLE_PORTS: 3})
with pytest.raises(CashDrawerException):
printer.kick_drawer(port=3)
def test_find_implementations():
impls = find_implementations()
assert isinstance(impls, tuple)
assert len(impls) >= 1
expected_fqname = 'escpos.impl.epson.GenericESCPOS'
for impl in impls:
if impl.fqname == expected_fqname:
instance = impl.type(pytest.FakeDevice())
assert instance.model.name == impl.model.name
assert instance.model.vendor == impl.model.vendor
break
else:
found_fqnames = [i.fqname for i in impls]
raise RuntimeError((
'Cannot find expected FQ name {!r}; found FQ names: {!r}'
).format(expected_fqname, found_fqnames))
def printer():
return DR700(pytest.FakeDevice())
def printer():
return ElginI9(pytest.FakeDevice())
def printer():
return GenericESCPOS(pytest.FakeDevice())
def printer():
return MP4200TH(pytest.FakeDevice())
def printer():
return TMT20(pytest.FakeDevice())
def printer():
return ElginGeneric(pytest.FakeDevice())
def printer():
return DarumaGeneric(pytest.FakeDevice())
def printer():
return CB55C(pytest.FakeDevice())
def printer():
return NitereNPDV1020(pytest.FakeDevice())
